Human trials have begun on a coronavirus vaccine developed by University of Queensland, with 120 volunteers receiving their first dose of potential immunisation. The first results are expected by the end of September.

Plus, the number of cases continues to rise steeply in Victoria, while a worrying cluster has been detected in NSW. Business leaders are asking government to hold off on shutting down restaurants, pubs and other venues again. Experts say shutting the economy down may be the only way of saving lives.